Add DXCC NONE (aka. 0)

application/libraries/DxccFlag.php

@@ -4,6 +4,7 @@ class DxccFlag
 {
 
     private $dxccFlags = array(
+      '0' => "", // DXCC NONE
       '1' => "\u{1F1E8}\u{1F1E6}", // CANADA
       '2' => "", // ABU AIL IS
       '3' => "\u{1F1E6}\u{1F1EB}", // AFGHANISTAN